A speeding car overtakes a police car, pulling in front of it before losing control and crashing hard into a barrier.

Pretty sure this is gonna hurt for some time. A roller blader misses the railing and lands uncomfortably.

A streaker in an American football game gets knocked off his feet by hard tackle.

This is a huge bike wipeout caught on camera, check out how hard the guy hits his head!

Really funny commercial where a gum causes a guy to get really hard nipples. He makes the most of them while he can.

Here's a Roller Blader who thinks he can grind this mini rail. Well, he finds out that he really can't.

Two helicopters out on maneuvers run into each other and crash hard.

This guy slaps this girl as hard as he can. She even tells him not to hold back!

Some insane hacky sack moves in this clip. Some are hard to even comprehend doing.

This kid kicks an exercise ball into another kids face pretty hard.

Now this has got to hurt. These skaters take some pretty hard falls. Here's a music video to accompany.

These two dudes duke it out pretty hard. It seems to be over some street cred or something else really stupid.